Covello, J. A., & Hazelgren, B. J. (2006). The complete book of business plans: Simple steps to writing powerful business plans (2nd ed.). Sourcebooks.
Cita Chicago (17th ed.)Covello, Joseph A., i Brian J. Hazelgren. The Complete Book of Business Plans: Simple Steps to Writing Powerful Business Plans. 2nd ed. Naperville, Ill: Sourcebooks, 2006.
Cita MLA (9th ed.)Covello, Joseph A., i Brian J. Hazelgren. The Complete Book of Business Plans: Simple Steps to Writing Powerful Business Plans. 2nd ed. Sourcebooks, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.